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Amentum Holdings, Inc. Common Stock (NY:AMTM)

19.31 +0.34 (+1.79%)
Delayed Quote Updated: 3:47 PM EDT, Oct 9, 2026 Add to My Watchlist
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Press Releases about Amentum Holdings, Inc. Common Stock

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Amentum Opens Global Nuclear Headquarters in Oak Ridge, Tennessee
From Amentum
Via Business Wire
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Deep Isolation Advances Nuclear Waste Disposal Demonstration With Issuance of Texas Drilling Permit
Regulatory Authorization Supports Deep Isolation’s Plans to Move Its Full-Scale, Non-Radioactive Commercialization Pilot Toward Construction and Field Activities 
From Deep Isolation
Via GlobeNewswire
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Amentum Selected for Projects to Upgrade and Protect the UK Energy Grid
From Amentum
Via Business Wire
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Amentum Wins $974M Center Maintenance, Operations, and Engineering Contract at NASA Langley Research Center
From Amentum
Via Business Wire
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Amentum to Support Critical Infrastructure and Platforms Under New Engineering Services Framework
From Amentum
Via Business Wire
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Amentum Joint Venture Selected for Australia Nuclear Submarine Shipyard Program
From Amentum
Via Business Wire
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Amentum Reports Third Quarter Fiscal Year 2026 Results
From Amentum Holdings, Inc.
Via Business Wire
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Amentum Selected for the Department of Energy AI Data Center and Energy Generation Project
From Amentum
Via Business Wire
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Amentum to Host Third Quarter Fiscal Year 2026 Earnings Conference Call on August 11, 2026
From Amentum
Via Business Wire
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Nuclear Innovator Deep Isolation Begins Trading on the OTCQB Venture Market Under the Ticker Symbol “DBHL”
From Deep Isolation
Via GlobeNewswire
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Amentum Recognized as One of America’s Best Companies 2026 by TIME Magazine
From Amentum
Via Business Wire
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Amentum Wins NASA’S COSMOS Contract to Advance Spaceflight Mission Operations
From Amentum
Via Business Wire
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Amentum Secures $77M Contract to Modernize Defense Supply Chain Logistics in the Indo-Pacific Region with AI Tools
From Amentum
Via Business Wire
News headline image
Deep Isolation Nuclear Appoints Drilling Veteran Jon Tedrick to Lead World’s First Full-scale Deep Borehole Disposal Demonstration
Industry veteran relocates to Texas to support field execution of the project as Deep Isolation advances its full-scale demonstration and the next phase of commercialization 
From Deep Isolation
Via GlobeNewswire
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Amentum Debuts on the Fortune 500 List
From Amentum
Via Business Wire
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Deep Isolation Reaches Over 100 Issued Patents, Strengthening Global Leadership in Nuclear Waste Disposal Innovation
Expanded international patent portfolio supports commercialization of integrated storage, transportation and disposal solutions 
From Deep Isolation
Via GlobeNewswire
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Amentum Names Dr. Sam Nazari Chief AI Architect
From Amentum
Via Business Wire
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Amentum Reports Second Quarter Fiscal Year 2026 Results and Reaffirms Full Year Guidance
From Amentum Holdings, Inc.
Via Business Wire
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Amentum to Host Second Quarter Fiscal Year 2026 Earnings Conference Call on May 12, 2026
From Amentum
Via Business Wire
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Amentum Appoints Joseph DeNardi as Senior Vice President and Head of Investor Relations
From Amentum
Via Business Wire
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Amentum Powers Ground Systems Operations for NASA’s Historic Artemis II Mission
From Amentum
Via Business Wire
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Amentum Secures $425 Million Contract to Support California’s Aerial Firefighting Operations
From Amentum
Via Business Wire
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Deep Isolation Nuclear Selected for ARPA-E SCALEUP Award to Advance Universal Canister System and Deep Borehole Disposal
SCALEUP award supports Cameron, Texas Commercial Pilot to demonstrate and scale permanent nuclear waste solution for commercial deployment 
From Deep Isolation
Via GlobeNewswire
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Amentum-Led Joint Venture Secures $406 Million Contract as Owner’s Engineer for UK’s First Small Modular Reactors
From Amentum
Via Business Wire
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Amentum Expands Operations in Hawaii, Enhances Support for USINDOPACOM, and Launches the Center for Contested Logistics
From Amentum
Via Business Wire
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Amentum to Open New Global Headquarters Reflecting Growth and Expanded Mission
From Amentum
Via Business Wire
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Amentum Reports First Quarter Fiscal Year 2026 Results and Reaffirms Full Year Guidance
From Amentum Holdings, Inc.
Via Business Wire
News headline image
Deep Isolation Launches Full-Scale Demonstration Program for Nuclear Waste Disposal
Groundbreaking Event officially kicks off deep borehole demonstration program, the first full-scale, at depth test of technology for safely and permanently disposing of nuclear waste deep underground 
From Deep Isolation
Via GlobeNewswire
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Amentum Expands UK Nuclear Energy Specialist Services Portfolio with $730 Million Major Contracts Win
From Amentum
Via Business Wire
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Amentum-led Consortium Wins $207 Million Contract from Dutch Government for New Nuclear Program
From Amentum
Via Business Wire
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